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SubjectRe: 2.6: drivers/input/power.c is never built
On Fri, Feb 18, 2005 at 06:05:12PM +0100, Oliver Neukum wrote:
> Am Freitag, 18. Februar 2005 18:00 schrieb Vojtech Pavlik:
> > On Fri, Feb 18, 2005 at 05:01:53PM +0100, Pavel Machek wrote:
> >
> > > > > It has quite a lot of #ifdefs for CONFIG_APM/CONFIG_ARM/CONFIG_ACPI,
> > > > > and it will not work on i386/APM, anyway. I still believe right
> > > > > solution is to add input interface to ACPI. /proc/acpi/events needs to
> > > > > die, being replaced by input subsystem.
> > > >
> > > > But aren't there power events (battery low, etc) which are not
> > > > input events?
> > >
> > > Yes, there are. They can probably stay... Or we can get "battery low"
> > > key.
> >
> > We even have an event class for that, EV_PWR in the input subsystem.
>
> Over that route we'd arrive at a situation where power management
> without the input layer is impossible.

All you'd need is input.c. One file, approx 750 lines at the moment, a
big chunk of that can be confugured out if you don't need procfs or
hotplug.

> Think about embedded stuff I wonder whether this is viable.

On most embedded platforms you have some buttons or controls, so it's
likely you'll use input anyway.

--
Vojtech Pavlik
SuSE Labs, SuSE CR
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